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Measurements determine quantities. A ruler measure distance. A scale measures weight. A clock measures time. Qualitative measurements are also useful, determining intangibles like color brightness, me ...
Although an in-depth study of fractals was not possible before computers, the theory is not totally new. Helge von Koch, a Swedish mathematician, discovered a fractal in the early 20th Century, and no ...
Sound is a neat thing. It’s really just vibrations in the air, but with it you can hear music, speech, movements, actions, trains, planes, and cars. Sound is often measured by its frequency. Frequency ...